Makemake

2005 FY9

Discovered 31/03/2005 · Michael E. Brown, Chadwick Trujillo, David L. Rabinowitz

Named after the Rapa Nui creator deity

Mean Radius

725 km

Gravity

0.50 m/s²

Temperature

32 K (-241°C)

Orbital Period

112897.0 d

Distance

45.343 AU

Physical Properties

Mean Radius725 km

Mass4.4000 × 10^21 kg

Surface Gravity0.50 m/s²

Density1.400 g/cm³

Escape Velocity0.80 km/s

Mean Temperature32 K (-241°C)

Axial Tilt0.00°

Rotation Period22.56 h

AtmosphereNone

Ring SystemNone

Known Moons1

Orbital Elements (J2000)

Semi-major Axis45.343219 AU

Eccentricity0.155860

Inclination29.0069°

Orbital Period112897.00 days

Asc. Node (Ω)79.35930°

Arg. Perihelion (ω)294.83400°

Mean Anomaly (M₀)165.51400°

Perihelion5671928586.000 AU

Aphelion7894762625.000 AU

Known Moons (1)

S/2015 (136472) 1

Data Sources

Physical & orbital data: Solar System OpenData API (api.le-systeme-solaire.net) · Orbital elements: NASA JPL Horizons System (J2000 epoch)